Yes you heard that right, 1946.
KYFM 101.5
I dug up an article from the San Antonio Express News, being the History buff that I am in certain areas.
http://blog.mysanantonio.com/vault/2012/11/first-san-antonio-fm-radio-station-goes-on-the-air/
KYFM would then become KTSA-FM, and when 102.7 KTFM signed on, KTSA would remain on 550 AM.
I am suprised that Border doesn't simulcast AM 550 on FM!
KYFM 101.5
I dug up an article from the San Antonio Express News, being the History buff that I am in certain areas.
http://blog.mysanantonio.com/vault/2012/11/first-san-antonio-fm-radio-station-goes-on-the-air/
KYFM would then become KTSA-FM, and when 102.7 KTFM signed on, KTSA would remain on 550 AM.
I am suprised that Border doesn't simulcast AM 550 on FM!